The Schneider QOVs 20amp RCBO C20 QO120C10RCBO30F is a black square D circuit breaker with a tripping characteristic of Type C. It is suitable for wall mounting in interior rooms, with a voltage range of 201-250V AC. This RCBO features a safety switch/residual-current device interruption type, along with trip indicator and trip button controls. With DIN rail, clip-on, and plug-in/on mounting styles, it offers instantaneous break time and is made of ABS/plastic and plastic materials. Perfect for branch circuit applications, this Schneider RCBO is designed for reliable electrical protection.